Signal and System Analysis Zhuo Qing, Tsinghua University

  Signals and Systems (Basics) focuses on the basic concepts and analysis methods of deterministic signal transmission and processing through linear time-invariant systems for beginners of signals and systems. The content mainly includes continuous time signals and systems, discrete time signals and systems respectively. Theory and methods for analysis in the time domain and transform domain. On this basis, some specific contents are discussed in depth, including sampling, reconstruction and representation of signals; communication systems; time domain and frequency domain analysis of the system.

    Through the explanation of the course, students can master the basic concepts and basic analysis methods of signal and system theory; understand how to establish mathematical models of signals and systems, solve them through mathematical analysis, and interpret the results based on physics; lay the foundation for subsequent courses; cultivate independence Ability to analyze and solve practical problems in the information field. Stimulate interest and enthusiasm for information science.

• Chapter 1：What are signals and systems (6 minutes and 49 seconds)

• Chapter 2：Course content and its importance (2 minutes and 54 seconds)

• Chapter 3：study method (6 minutes and 59 seconds)

• Chapter 4：Basic course requirements (6 minutes and 54 seconds)

• Chapter 5：Introduction to course production software (17 minutes and 13 seconds)

• Chapter 6：Introduction (2 minutes and 1 seconds)

• Chapter 7：Signal representation (6 minutes and 40 seconds)

• Chapter 8：Signal classification (5 minutes and 27 seconds)

• Chapter 9：Typical signal (8 minutes and 19 seconds)

• Chapter 10：Signal operation (9 minutes and 10 seconds)

• Chapter 11：signal decomposition (7 minutes and 15 seconds)

• Chapter 12：System modeling (6 minutes and 54 seconds)

• Chapter 13：System classification (1) (1 minutes and 32 seconds)

• Chapter 14：System classification (2) (6 minutes and 25 seconds)

• Chapter 15：Systematic research methods (3 minutes and 57 seconds)

• Chapter 16：Summarize (1 minutes and 47 seconds)

• Chapter 17：Introduction (5 minutes and 6 seconds)

• Chapter 18：Solving differential equations and difference equations (overview) (7 minutes and 46 seconds)

• Chapter 19：Solving differential equations and difference equations (examples) (6 minutes and 36 seconds)

• Chapter 20：Solving differential equations and difference equations (solution methods) (10 minutes and 23 seconds)

• Chapter 21：Analysis of LTI system solutions (4 minutes and 7 seconds)

• Chapter 22：Convolution definition (convolution integral and convolution sum) (10 minutes and 54 seconds)

• Chapter 23：Convolution properties (12 minutes and 51 seconds)

• Chapter 24：Convolution auxiliary solution method (11 minutes and 11 seconds)

• Chapter 25：Relationship between LTI system characteristics and unit impact signal (10 minutes and 35 seconds)

• Chapter 26：Convolution application (9 minutes and 25 seconds)

• Chapter 27：Content summary (3 minutes and 17 seconds)

• Chapter 28：Introduction (12 minutes and 21 seconds)

• Chapter 29：set of orthogonal functions (7 minutes and 0 seconds)

• Chapter 30：Fourier series decomposition of periodic signals (7 minutes and 22 seconds)

• Chapter 31：Fourier series convergence analysis (11 minutes and 18 seconds)

• Chapter 32：Fourier series decomposition of typical periodic signals (11 minutes and 44 seconds)

• Chapter 33：Fourier transform (11 minutes and 25 seconds)

• Chapter 34：Typical signal Fourier transform (6 minutes and 46 seconds)

• Chapter 35：Properties of Fourier Transform (1) (7 minutes and 42 seconds)

• Chapter 36：Properties of Fourier Transform (2) (10 minutes and 19 seconds)

• Chapter 37：Periodic signal Fourier transform (7 minutes and 20 seconds)

• Chapter 38：summary (4 minutes and 45 seconds)

• Chapter 39：Introduction (8 minutes and 22 seconds)

• Chapter 40：Signal modulation and demodulation (7 minutes and 2 seconds)

• Chapter 41：Signal modulation and demodulation (practical applications) (6 minutes and 54 seconds)

• Chapter 42：Signal sampling and recovery (14 minutes and 26 seconds)

• Chapter 43：summary (6 minutes and 53 seconds)

• Chapter 44：Introduction (11 minutes and 19 seconds)

• Chapter 45：LT, ZT definition (3 minutes and 49 seconds)

• Chapter 46：Typical signals LT, ZT (9 minutes and 13 seconds)

• Chapter 47：LT inverse transform (8 minutes and 20 seconds)

• Chapter 48：ZT inverse transform (9 minutes and 44 seconds)

• Chapter 49：LT properties (9 minutes and 20 seconds)

• Chapter 50：ZT properties (5 minutes and 32 seconds)

• Chapter 51：LT and ZT solve differential equations and difference equations (6 minutes and 19 seconds)

• Chapter 52：The relationship between various transformations (8 minutes and 25 seconds)

• Chapter 53：summary (2 minutes and 14 seconds)

• Chapter 54：brief introduction (5 minutes and 0 seconds)

• Chapter 55：System function (6 minutes and 47 seconds)

• Chapter 56：System time domain characteristics analysis (9 minutes and 29 seconds)

• Chapter 57：System frequency domain characteristics analysis (8 minutes and 53 seconds)

• Chapter 58：Geometric determination method of system frequency domain characteristics (5 minutes and 27 seconds)

• Chapter 59：The influence of the zero point distribution of the system function on the frequency domain characteristics of the system (12 minutes and 25 seconds)

• Chapter 60：summary (3 minutes and 40 seconds)